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Time for action – fixing NOLOGGING changes on a standby database with incremental datafile backups

As a prerequisite for this exercise, first put the primary database in the no-force logging mode using the ALTER DATABASE NO FORCE LOGGING statement. Then perform some DML operations in the primary database using the NOLOGGING clause so that we can fix the issue in the standby database with the following steps:

Run the following query to identify the datafiles that are affected by NOLOGGING changes: